:root {
  color-scheme: light;
  --bg: #0b1020;
  --card: rgba(255, 255, 255, 0.06);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.65);
  --border: rgba(255, 255, 255, 0.12);
  --primary: #6ee7ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial,
    "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(1200px 600px at 50% 0%, #15204a, var(--bg));
  color: var(--text);
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.header h1 {
  margin: 0;
  font-size: 28px;
}

.muted {
  color: var(--muted);
}

.card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 16px;
  padding: 16px;
  margin-top: 16px;
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
}

.task {
  margin: 14px 0 0;
  font-size: 22px;
  line-height: 1.25;
}

.actions {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 16px;
  cursor: pointer;
  text-align: center;
  user-select: none;
}

.btn.primary {
  border-color: rgba(110, 231, 255, 0.5);
  background: rgba(110, 231, 255, 0.12);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.file {
  display: none;
}

.hint {
  margin: 12px 0 0;
  min-height: 20px;
  color: var(--muted);
}